* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: #333;
  font-family: Helvetica, "PingFang SC", "Microsoft Yahei", sans-serif;
  transition: all 0.25s;
}
img {
  width: 100%;
}

a {
  text-decoration: none;
}

:root {
  --primary-color: #ffa856;
  --second-color: #66dc90;
  --text-color-dark: #333;
  --text-color-grey: #9a9a9a;
  --text-color-light: #fff;
  --mask-color: rgba(42, 42, 42, 0.6);
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.loading {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 120px;
  height: 120px;
  margin-top: -60px;
  margin-left: -60px;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
}

.loading > img {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  animation: 1.6s spin infinite linear;
}

.loading > span {
  font-size: 14px;
  color: #fff;
}

.container {
  width: 100%;
  margin: 0 auto;
  padding: 0 16px;
}

.nav-container {
  padding-top: 100px;
}

body.loading-show .loading {
  opacity: 1;
  visibility: visible;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100px;
  background-color: var(--primary-color);
  z-index: 200;
  border-bottom: 8px solid var(--second-color);
  display: flex;
}

header .header {
  height: 100%;
  display: grid;
  grid-template-columns: 1fr 2fr;
  align-items: center;
}

header .logo {
  width: 180px;
  height: 100%;
}

header nav {
  position: fixed;
  top: 100px;
  left: 0;
  width: 100%;
  height: calc(100vh - 100px);
  background-color: rgba(255, 255, 255, 0.96);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  opacity: 0;
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s ease-in-out 0.3s, opacity 0.3s ease-in-out 0.3s;
}

body.nav-show nav {
  opacity: 1;
  transform: scaleY(1);
}

header nav a {
  position: relative;
  color: var(--text-color-dark);
  margin: 16px 0;
}

header nav a.active {
  font-weight: 500;
  color: var(--primary-color);
}

header nav a.active::before,
header nav a.active::after {
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  background-color: var(--primary-color);
  border-radius: 50%;
  margin-top: -4px;
}

header nav a.active::before {
  left: -16px;
}

header nav a.active::after {
  right: -16px;
}

header .burger {
  position: relative;
  width: 24px;
  height: 24px;
  justify-self: end;
  padding: 16px;
}

header .burger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #fff;
  position: absolute;
  top: 15px;
  left: 4px;
  transition: transform 0.3s ease-in-out, top 0.3s ease-in-out 0.3s;
}

header .burger span:nth-child(1) {
  opacity: 1;
  transition: opacity 0.4s ease-in-out;
}

header .burger span:nth-child(2) {
  top: 6px;
}

header .burger span:nth-child(3) {
  top: 24px;
}

body.nav-show header .burger span:nth-child(1) {
  opacity: 0;
}

body.nav-show header .burger span:nth-child(2) {
  transform: rotate(45deg);
  top: 15px;
  transition: top 0.3s ease-in-out, transform 0.3s ease-in-out 0.3s;
}

body.nav-show header .burger span:nth-child(3) {
  transform: rotate(-45deg);
  top: 15px;
  transition: top 0.3s ease-in-out, transform 0.3s ease-in-out 0.3s;
}

/* Banner Begin */
.banner {
  position: relative;
  margin-top: 100px;
  width: 100vw;
}

.banner img {
  display: block;
  width: 100vw;
  object-fit: cover;
  height: 100%;
}

/* Banner End */

/*Brand-Section Begin */

section {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 0;
  overflow: hidden;
  z-index: 1;
}

.section-title-en {
  position: relative;
  font-size: 14px;
  line-height: 24px;
  letter-spacing: 4px;
  text-transform: uppercase;
}

.section-title {
  position: relative;
  font-size: 32px;
  line-height: 40px;
  letter-spacing: 6px;
  margin-top: 8px;
}

.section-desc {
  font-size: 14px;
  line-height: 28px;
  margin-top: 24px;
}

.tuzi {
  display: block;
  width: 64px;
  height: 64px;
  position: absolute;
  z-index: -1;
}

.brand-section {
  background-color: #fff;
}

.brand-bg {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background-color: #fee0c5;
  z-index: -1;
}

.brand-section .brand-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.brand-section .brand-lf {
  position: relative;
  width: 200px;
  height: 200px;
}

.brand-section .tuzi {
  top: -48px;
  right: 24px;
}

.brand-section .brand-rt {
  position: relative;
  text-align: center;
  margin-top: 32px;
}

.brand-section #el-4 {
  display: none;
}

/*Brand-Section End */

/* Product-Section Begin */
.product-section {
  background-color: #fff0e0;
}

.product-bg {
  position: absolute;
  bottom: 0;
  right: -40%;
  height: 80%;
  width: 100%;
  background-color: #ffd9a6;
  z-index: -1;
  border-top-left-radius: 120px;
}

.product-bg .tuzi {
  top: -16px;
  left: -12px;
  transform: rotate(-60deg);
  display: none;
}

.product-section .product-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-section .product-hd {
  position: relative;
}

.product-section #el-color {
  display: none;
}

.product-section .product-bd {
  margin-top: 32px;
}

.product-section .product-slides {
  width: 100vw;
}

.product-section .glide__slide img {
  display: block;
  padding: 0 16px;
}

.product-section .product-arrows {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.product-section .product-arrows a {
  margin: 0 8px;
  width: 48px;
}

/* Product-Section End */

/* Product-Section Begin */
.lab-section {
  background-color: #ffe0c4;
}

.lab-section .lab-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.lab-section .lab-hd img {
  display: block;
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto;
}

.lab-section .lab-bd {
  text-align: center;
  margin-top: 32px;
}

.lab-section .tuzi {
  bottom: -4px;
  left: 50%;
  margin-left: -24px;
  transform: rotateY(180deg) rotate(-20deg);
}

.lab-section .tuzi2 {
  bottom: unset;
  left: unset;
  top: 50%;
  right: -8px;
  margin-top: -32px;
  transform: rotate(-109deg);
  display: none;
}

/* Product-Section End */

/* Footer Begin */
footer {
  position: relative;
  background-color: #fff;
  width: 100%;
  padding: 64px 0 32px;
}

.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  font-size: 14px;
  line-height: 24px;
}

.footer .logo {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
}

.footer .icp {
  margin-top: 8px;
}

/* Footer End */

/* ========== page ========== */

.page-banner {
  position: relative;
  width: 100%;
  z-index: 1;
}
.page-banner > img {
  display: block;
}

.page-title {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 160px;
  height: 160px;
  transform: translate(-50%, 50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-title > h1 {
  font-size: 16px;
  color: #fff;
}

.page-title > span {
  font-size: 14px;
  color: #fff;
  margin-top: 4px;
}

.page-title > img {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  z-index: -1;
  animation: 5s spin infinite linear;
}
.news-box {
  display: grid;
  align-items: center;
  padding: 160px 0;
}

.news-box-hd {
  border-bottom: 1px solid #eee;
}

.news-box-hd > img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
  box-shadow: 0 30px 60px -20px rgba(35, 87, 68, 0.2);
  border-radius: 32px;
}

.news-box-hd > h2 {
  font-size: 18px;
  line-height: 24px;
  text-align: center;
  padding: 16px;
}

.news-box-bd {
  padding: 16px 0;
  overflow: hidden;
}

.news-box-item {
  display: block;
}

.news-box-item + .news-box-item {
  margin-top: 16px;
}

.news-box-item > h2 {
  font-size: 16px;
  line-height: 24px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.news-box-item > span {
  display: block;
  font-size: 14px;
  text-transform: uppercase;
  margin-top: 8px;
}

.news-list {
  display: flex;
  flex-wrap: wrap;
}

.news-item {
  display: flex;
  flex-direction: column;
  width: 50%;
  border: 1px solid #fff;
  background-color: #e95b3a;
}

.news-item:nth-child(2n) {
  flex-direction: column-reverse;
  background-color: #f6a61f;
}
.news-item:nth-child(3n) {
  background-color: #fc9d9b;
}
.news-item:nth-child(4n) {
  background-color: #81bd95;
}
.news-item:nth-child(5n) {
  background-color: #73dae6;
}

.news-item .news-content {
  position: relative;
  height: 160px;
  padding: 16px;
}

.news-item .news-content > p {
  width: 60%;
  font-size: 14px;
  margin-bottom: 8px;
  line-height: 20px;
  height: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  color: #fff;
}

.news-item .news-content > img {
  display: block;
  width: 20px;
  height: 20px;
  position: absolute;
  bottom: 16px;
  right: 16px;
}

.news-item:nth-child(even) .news-content > img {
  transform: rotate(180deg);
}

.news-wrap-ft {
  position: relative;
  /* display: flex; */
  align-items: center;
  justify-content: center;
  padding: 16px;
  font-size: 14px;
  display: none;
}

.news-container {
  padding: 120px 16px;
}
.news-container .news-title {
  text-align: center;
  font-size: 20px;
}
.news-container .news-date {
  text-align: center;
  color: var(--text-color-grey);
  font-size: 14px;
  margin-top: 16px;
}
.news-container .news-content {
  margin-top: 20px;
}

.intro-section {
  background-color: #fff;
  padding: 120px 0;
}

.intro-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.intro-wrapper .section-desc {
  text-align: center;
}

.intro-wrapper #el-1,
.intro-wrapper #tuzi {
  display: none;
}

.research-section {
  background-color: #fff0e0;
  padding: 120px 0;
}

.research-wrapper {
  display: flex;
  flex-direction: column;
}

.research-box {
  position: relative;
  flex-basis: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}
.research-box + .research-box {
  margin-top: 32px;
}

.research-img {
  display: block;
  height: 240px;
  object-fit: cover;
  border-radius: 32px;
}

.research-content {
  text-align: center;
  z-index: 2;
}

.research-box #el-2 {
  display: none;
}

.contact-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 120px;
}
.contact-box {
  text-align: center;
}
.contact-box + .contact-box {
  margin-top: 32px;
}
.contact-box > h2 {
  font-size: 18px;
}
.contact-box > p {
  font-size: 18px;
  margin-top: 16px;
}
.contact-app {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  justify-items: center;
  grid-gap: 16px;
  padding: 64px 0;
}
.contact-app > a {
  display: block;
}
.contact-app > a > img {
  width: 120px;
  height: 120px;
}
.contact-app > a > p {
  text-align: center;
  font-size: 14px;
  margin-top: 8px;
}

.product-wrap {
  /* background-color: #FEE0C5;
    padding-top: 120px; */
}
.product-wrap .product-item > img {
  display: block;
}

.history-section {
  background-color: #fff0e0;
  padding: 120px 0;
}
.history-wrapper {
  display: flex;
  flex-direction: column;
  text-align: center;
}
.history-box {
  display: grid;
  grid-template-columns: 1fr;
  grid-gap: 24px;
  margin-top: 40px;
}
.history-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}
.history-item > img {
  display: block;
  border-radius: 40px;
}
.history-item > p {
  font-size: 22px;
  margin-top: 40px;
}
.history-item > h2 {
  font-size: 16px;
  margin-top: 16px;
}
.history-wrapper #el-1,
.history-wrapper #tuzi {
  display: none;
}

.concept-section {
  background-color: #ffe0c4;
  padding: 120px 0;
}
.concept-wrap {
  display: flex;
  flex-direction: column;
  text-align: center;
}
.concept-box {
  display: grid;
  grid-template-columns: 1fr;
  grid-gap: 24px;
  margin-top: 40px;
}
.concept-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}
.concept-item > h2 {
  font-size: 22px;
}
.concept-item > p {
  font-size: 16px;
  margin-top: 40px;
  margin-top: 16px;
}
.concept-img {
  display: block;
  border-radius: 40px;
  margin-top: 40px;
}
.concept-wrap #el-1,
.concept-wrap #tuzi {
  display: none;
}
